generated by phonopy
   1.0
     5.6032874770547529    0.0000000000000000    0.0000000000000000
     0.0000000000000000    5.6032874770547529    0.0000000000000000
     0.0000000000000000    0.0000000000000000    5.6032874770547529
Na Cl
   4    4
Direct
  0.0000000000000000  0.0000000000000000  0.0000000000000000
  0.0000000000000000  0.5000000000000000  0.5000000000000000
  0.5000000000000000  0.0000000000000000  0.5000000000000000
  0.5000000000000000  0.5000000000000000  0.0000000000000000
  0.5000000000000000  0.5000000000000000  0.5000000000000000
  0.5000000000000000  0.0000000000000000  0.0000000000000000
  0.0000000000000000  0.5000000000000000  0.0000000000000000
  0.0000000000000000  0.0000000000000000  0.5000000000000000
